Solved Remove blank space char(s) on lines on text file

Hi All,Please help.I need advice to remove blank space char(s) on my text file.space(s) are 2-5 digit at end of line (20,space space or 20,space space space space space)example :AND-TTY,2012/08/01210212,20.20120812,10,432434.00,20, AND-TTY,2012/08/01210212,20.20120813,10,432434.00,20,AND-TTY,2012/08/01210212,20.20120814,10,432434.00,20,AND-TTY,2012/08/01210212,20.20120815,10,432434.00,20,AND-TTY,2012/08/01210212,20.20120816,10,432434.00,20,after ,20, (at end of line) it will have 2-5 blank space.Please advice, what script to remove the blank space of end of line.ThanksAlex

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